Just received Shang 220V Exchange electric, can for plastic processing job, welding plastic gun heater power can in is big range within changes, to meet has different material plastic and different specifications electrode on welding temperature of requirements, which e type welding plastic gun can according to different using requirements, dress up different nozzle; except for welding outside, also can on plastic for hot forming, and docking, job, is other needed hot air heating sector as hot air air using.